668698688

素因数分解:

$2^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 168

約数和(自身を含む): 1645627392

約数和(自身を除く): 976928704

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 73, 92, 98, 112, 127, 146, 161, 184, 196, 224, 254, 292, 322, 368, 392, 448, 508, 511, 584, 644, 736, 784, 889, 1016, 1022, 1127, 1168, 1288, 1472, 1568, 1679, 1778, 2032, 2044, 2254, 2336, 2576, 2921, 3136, 3358, 3556, 3577, 4064, 4088, 4508, 4672, 5152, 5842, 6223, 6716, 7112, 7154, 8128, 8176, 9016, 9271, 10304, 11684, 11753, 12446, 13432, 14224, 14308, 16352, 18032, 18542, 20447, 23368, 23506, 24892, 26864, 28448, 28616, 32704, 36064, 37084, 40894, 46736, 47012, 49784, 53728, 56896, 57232, 64897, 72128, 74168, 81788, 82271, 93472, 94024, 99568, 107456, 114464, 129794, 143129, 148336, 163576, 164542, 186944, 188048, 199136, 213233, 228928, 259588, 286258, 296672, 327152, 329084, 376096, 398272, 426466, 454279, 519176, 572516, 593344, 654304, 658168, 752192, 852932, 908558, 1038352, 1145032, 1308608, 1316336, 1492631, 1705864, 1817116, 2076704, 2290064, 2632672, 2985262, 3411728, 3634232, 4153408, 4580128, 5265344, 5970524, 6823456, 7268464, 9160256, 10448417, 11941048, 13646912, 14536928, 20896834, 23882096, 29073856, 41793668, 47764192, 83587336, 95528384, 167174672, 334349344, 668698688]

約数ペア:

[(1, 668698688), (2, 334349344), (4, 167174672), (7, 95528384), (8, 83587336), (14, 47764192), (16, 41793668), (23, 29073856), (28, 23882096), (32, 20896834), (46, 14536928), (49, 13646912), (56, 11941048), (64, 10448417), (73, 9160256), (92, 7268464), (98, 6823456), (112, 5970524), (127, 5265344), (146, 4580128), (161, 4153408), (184, 3634232), (196, 3411728), (224, 2985262), (254, 2632672), (292, 2290064), (322, 2076704), (368, 1817116), (392, 1705864), (448, 1492631), (508, 1316336), (511, 1308608), (584, 1145032), (644, 1038352), (736, 908558), (784, 852932), (889, 752192), (1016, 658168), (1022, 654304), (1127, 593344), (1168, 572516), (1288, 519176), (1472, 454279), (1568, 426466), (1679, 398272), (1778, 376096), (2032, 329084), (2044, 327152), (2254, 296672), (2336, 286258), (2576, 259588), (2921, 228928), (3136, 213233), (3358, 199136), (3556, 188048), (3577, 186944), (4064, 164542), (4088, 163576), (4508, 148336), (4672, 143129), (5152, 129794), (5842, 114464), (6223, 107456), (6716, 99568), (7112, 94024), (7154, 93472), (8128, 82271), (8176, 81788), (9016, 74168), (9271, 72128), (10304, 64897), (11684, 57232), (11753, 56896), (12446, 53728), (13432, 49784), (14224, 47012), (14308, 46736), (16352, 40894), (18032, 37084), (18542, 36064), (20447, 32704), (23368, 28616), (23506, 28448), (24892, 26864)]